The series LED CFL bulbs are designed with 360deg. beam angle, nearly same shape and illumination with conventional CFL, but double lumens output, and last 3 time longer.12W LED CFL replacements bulbs come with high quality LG 2835 SMD LEDs and isloating constant current drivers, 900-1000LM output, which are perfectly replace the convertional CFL on the roof, at 50-60% LESS electricity bills and maintance costs.